#2B48B5#2B48B5

#2B48B5 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.0% C 0.176 H 267.3°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#2B48B5
RGB	rgb(43, 72, 181)
HSL	hsl(227, 62%, 44%)
HSV	hsv(227, 76%, 71%)
CMYK	cmyk(76.2%, 60.2%, 0%, 29%)
CIE-LAB	lab(34.97, 28.68, -60.80)
CIE-LCH	lch(34.97, 67.22, 295.26°)
OKLab	oklab(45.03% -0.0082 -0.1756)
OKLCH	oklch(45.03% 0.176 267.3)
XYZ	xyz(11.6512, 8.4832, 44.7305)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B48B5 #B5982B

analogous

#2B8DB5 #2B48B5 #532BB5

triadic

#2B48B5 #B52B48 #48B52B

tetradic

#2B48B5 #B52B8D #B5982B #2BB553

square

#2B48B5 #B52B8D #B5982B #2BB553

split-complementary

#2B48B5 #B5532B #8DB52B

monochromatic

#142152 #1F3484 #2B48B5 #4966D4 #7B90E0

Accessibility & contrast

On white

7.79

#2B48B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2B48B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B48B5

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B48B5	#FFFFFF	#000000	##FFFFFF
##2B48B5	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B9

Deuteranopia (green-blind)

#004CB3

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b48b5;
/* rgb */ color: rgb(43, 72, 181);
/* oklch */ color: oklch(45.0% 0.176 267.3);

Tailwind

colors: {
  custom: {
    50: '#797acc',
    500: '#2b48b5',
    950: '#000000',
  },
}

SCSS

$custom: #2b48b5;
$custom-light: #797acc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b48b5",
  "rgb": {
    "r": 43,
    "g": 72,
    "b": 181
  },
  "hsl": {
    "h": 227.391,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.4503,
    "c": 0.17583,
    "h": 267.3
  },
  "luminance": 0.08485
}

Semantic roles & 50–950 ramp

primary

#2B48B5

secondary

#C8B674

accent

#C343E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2B48B5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →